/*
 * Copyright (c) 2008-2023, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.client.impl;

import java.util.Collection;
import java.util.Map;

public interface ClientEndpointStatisticsManager {

    /**
     * Called when the given endpoint is authenticated.
     * @param endpoint the authenticated endpoint.
     */
    void onEndpointAuthenticated(ClientEndpoint endpoint);

    /**
     * Called when the given endpoint is destroyed. It
     * might be the case that the endpoint is destroyed
     * but not authenticated.
     * @param endpoint the destroyed endpoint.
     */
    void onEndpointDestroyed(ClientEndpoint endpoint);

    /**
     * Returns the map of the statistics related to the
     * clients connected to this node since the last time
     * this method is called. Mapping is from the client
     * type to statistics snapshot.
     *
     * @param activeEndpoints collection of clients that are
     *                        active at that time.
     * @return map of client type to statistics snapshots.
     */
    Map<String, ClientEndpointStatisticsSnapshot> getSnapshotsAndReset(Collection<ClientEndpoint> activeEndpoints);
}
